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https://github.com/KhronosGroup/glslang
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27 lines
507 B
GLSL
27 lines
507 B
GLSL
#version 440
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layout(location = 0) in Primitive
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{
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vec2 texCoord;
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} IN[];
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layout(location = 0) out Primitive
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{
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vec2 texCoord;
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} OUT;
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layout(triangles, fractional_odd_spacing) in;
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layout(cw) in;
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void main()
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{
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float u = gl_TessCoord.x;
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float v = gl_TessCoord.y;
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float w = gl_TessCoord.z;
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vec2 newUv = vec2( u * IN[0].texCoord + v * IN[1].texCoord + w * IN[2].texCoord);
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OUT.texCoord = newUv;
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gl_Position = gl_in[gl_PatchVerticesIn].gl_Position;
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}
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